CC

Cheong Yip Chan

DL Defond Componets Limited: 1 patents #4 of 12Top 35%
DC Defond Electech Co.: 1 patents #5 of 13Top 40%
📍 Dongguan, CN: #177 of 470 inventorsTop 40%
Overall (2021): #504,326 of 548,734Top 95%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11112817 Control stick Ka Him Leung, Cheng Chen Nieh 2021-09-07